20125689 is an odd 8-digits composite number following 20125688
and preceding 20125690 . In scientific notation, it is written as 2.0125689 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13417124 positive integers (up to 20125689) that are relatively prime to 20125689.
20125689 has 4 divisors, whose sum is 26834256
The reverse of 20125689 is 98652102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred twenty-five thousand six hundred eighty-nine
Scientific notation
2.0125689 × 10^7
Engineering notation
2.0125689 × 10^6
Prime Factorization
3 × 6708563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125689
Product of the distinct prime numbers
The prime factorization of 20125689 is 3 × 6708563.
Since it has a total of 2 prime factors.
3 , 7 , 46 , 28 , 174 , 493 , 47 , 780 , 9555 , 57255 , 615762 , 497187 , 6452644 , 3100406 , 30181438 , 71837756 , 571505795 , 451916811 , 974312501 , 1885354421
n×2
40251378
n×3
60377067
n×4
80502756
n×5
100628445
n÷2
10062844.5
n÷3
6708563
n÷3
5031422.25
n÷5
4025137.8
n2
405043357724721
n3
8.1517766490835E+21
n4
1.6406012163692E+29
n5
3.3018229853667E+36
2 √n
4486.166403512
3 √n
272.00919537108
4 √n
66.978850419457
5 √n
28.890173596585
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20125688
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20125689 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125689) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011111111001
3
Ternary
1101212111020220
4
Quaternary
1030301133321
5
Quinary
20123010224
6
Senary
1555210253
8
Octal
114613771
10
Decimal
20125689
12
Duodecimal
68a6989
16
Hexadecimal
13317f9
20
Vigesimal
65fe49
36
Base36
bzd2x
md5
c6f15cbff1bd910eab420e33aa3e3173
sha1
00bf384b40f8b0d094967867af05ace241af985f
sha256
e56dcf96cd7d30ac168bfb29afb372bbd9a1efb614afd8215bb1e884b1ca2a64
sha512
14a327dbd9ab959d6ff018865fa738a6b15b283958da5d75eedd383709c53d2600047b6e8ed7896d634be302b603f9974ec04ce5525982677d0992547db19a87
ripemd-160
086bc0603211c0a8ccd5ae1166b5fd5a51289486
Diameter
40251378
Circumference
126453433.42167
Area
1.2724812370133E+15
Volume
3.4146082179287E+22
Surface area
5.0899249480533E+15
Circumference
126453433.42167
Perimeter
80502756
Area
405043357724721
Diagonal
28462022.335903
Surface area
2430260146348326
Volume
8.1517766490835E+21
Space diagonal
34858715.88533
Perimeter
60377067
Area
1.7538891871188E+14
Altitude
17429357.942665
Surface area
1.7538891871188E+14
Volume
9.6069609121418E+20
Height
9487340.7786343